Honda XR100R User Manual

Appl,. a thin coat i ng of i'lUss iar. Bl ue \0 t he "a\"e
seal.
Press the "alve throug h the valve guide and onto
th e scallO make a clear pattern,
Th9locationoll~ If th e contact area is 100 high on the valve, the seat
lIalve saal In mus t be t owe r ed using a 3Z-degu!e flat culh:l<.
felation 10 !fle vtllve
13Cfl js very If the collTact area is 100 low on the valve. the seal
jmporIant lor good must be raised USing a SO -degree inner c lJ tter.
saflling.
Refinish the seat to specifications. using a 45-degree
finish c ult er.
Afte r cutting the seat. app ly l apping compound 10
the valve face, and lap the valve using lighl pressure.
Al t er l app ing. wash all rosidual compound off the
cylin der head and valve.
CAUTION:
Do not a/fow lapping compound to enter the guides.
ASSEMBLY
CYLINDER HEAD/VALVES
CONTACT TOO HI GH ~
~ ., ~OlDSE ATWIDTH
1 .. ~
CONTACT T OO LOW
'T .. iOSEAT WIOTH
.,. :\
)(R80R:
'98 - ZOOO/
XR100R:
~~VALVE COm'RS'_-L
SPRI NG RETAINER
AFTER 2000/
100R:
VALVE COlTERS.
SPRING
RETA 'N' ," -- ~ · ~
OUTER
SPR I NG
STEM SEA L
SPRING
VAL VE SPRING
I NTAKEVA LVI'-------~:11
';-'JUTrER VAL VE S""Ne;-/..
INN ER VALVE S PRING
',./. __ _ SP"",G SEAT
--'w M SEAL
-
--"'HAI "T VA L VE

Honda XR100R Specifications

General

Brand	Honda
Model	XR100R
Category	Motorcycle
Language	English